ivlev_forage: Ivlev's forage ratio, E'

In electivity: Algorithms for Electivity Indices

Description

Bounded between +0.1 (avoidance), +1.0 (random feeding), and infinity (preference).

Usage

ivlev_forage(r, p, log10 = FALSE)

Arguments

r	(Numeric) Resource utilisation.
p	(Numeric) Resource availability.
log10	(Logical) If TRUE, transform the value with log10().

Value

A numeric vector.

Examples

data(moth_distrib)
ivlev_forage(moth_distrib$r, moth_distrib$p, log10 = FALSE)
ivlev_forage(moth_distrib$r, moth_distrib$p, log10 = TRUE)

electivity documentation built on Aug. 20, 2019, 5:11 p.m.